#定义变量
import random

# age = 17
# if age >=18:
#     print("可进入网吧上网~~~~~")
# print("猜猜我什么时候执行？")

# age = int(input("请输入一个年龄："))
# if age>=18:
#     print("可进入网吧上网~~~~~")
# else:
#     print("未成年，不可进入")

# age = 180
# if 0 < age < 100:
#     print("输入正确")
# else:
#     print("输入错误")

# python_scroe = 80
# c_score = 30
# if python_scroe >= 60 or c_score >= 60:
#     print("成绩合格")

# age = 16
# if not (age < 18):
#     print("已成年")
# else:
#     print("未成年")

# employer = False
# # if not employer:
# if not(employer is False):
#     print("本公司员工")
# else:
#     print("非本公司员工")

# 嵌套
# score = int(input("请输入分数："))
# if score >= 90:
#     print("优")
# elif 80 <= score < 90:
#     print("良")
# elif 80 <= score < 80:
#     print("中")
# elif 60 <= score < 70:
#     print("差")
# else:
#     print("不合格")

# has_ticket = int(input("确认是否有票(0/非0):"))  #0无票  #非0有票
# if has_ticket:
#     knife_length = int(input("确认刀的长度:"))
#     if knife_length >= 20:
#         print("不允许上车")
#     else:
#         print("安检通过，可上车")
# else:
#     print("不允许进门")

import random

numbers = random.randint(10,20)
print(numbers)





